$ git clone -n git+ssh://git@codeup.openanolis.cn/codeup/anolis-os/syslinux.git /var/lib/mock/dist-an8.4-build-21071-9526/root/chroot_tmpdir/scmroot/syslinux
Cloning into '/var/lib/mock/dist-an8.4-build-21071-9526/root/chroot_tmpdir/scmroot/syslinux'...
$ git reset --hard origin/a8
HEAD is now at 05456d8 build: enable nonlinux for x86 build